Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.
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Dr. Charles A Moser, PHD, MD

Individual provider Internal Medicine Physician · NPI 1083615983

Dr. Charles A Moser, PHD, MD is an Internal Medicine Physician in San Francisco, California. Practices as a sole proprietor and works from 3 locations. Licensed in California.

Licensed in
CA
In the registry since
2005
What do these letters mean?
PHD — Doctor of Philosophy
A research doctorate. In healthcare it usually sits alongside a clinical licence.
MD — Doctor of Medicine
A physician who completed allopathic medical school.

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Practice location Address checks out

45 Castro St
San Francisco, CA 94114-1010
Phone: (415) 600-4900
Fax: (415) 369-1365
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Additional practice locations (2)

  • 1199 Bush St Ste 400, San Francisco, CA 94109-5975 — (415) 921-8210
  • 899 Valencia St, San Francisco, CA 94110-1736 — (415) 600-6960

Specialties & licences

Internal Medicine Physician (primary) Taxonomy 207R00000X · Licence G75487 (CA)

Record details

NPI number1083615983
Entity typeIndividual (Type 1)
GenderMale
Credentials PHD , MD
Sole proprietorYes
NPI enumeratedAugust 2, 2005
Last updated in NPPESAugust 28, 2020
Certification dateAugust 28, 2020

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